BESTFER Drill Chuck Key Chave P/Mandril 1/2″ 13mm

This chuck key is a tool used to tighten or loosen the chuck on a drill or similar power tool. It is the component of the tool that holds the drill bit or other accessory in place. This chuck key typically have a shaped end that fits into the holes or teeth on the chuck, allowing the user to turn it to tighten or loosen the chuck jaws securely around the drill bit or accessory. This ensures that the bit or accessory is held firmly in place during use, preventing it from slipping or becoming dislodged.